import 'dart:ffi';

import 'package:flutter/material.dart';

class MyPushDemoWidget extends StatefulWidget {
  @override
  _MyPushDemoWidgetState createState() => _MyPushDemoWidgetState();
}

class _MyPushDemoWidgetState extends State<MyPushDemoWidget> {
  @override
  Widget build(BuildContext context) {

    return Scaffold(
      appBar: AppBar(
        title:Text("第二页"),
      ),
      body: Center(
      
      child: MaterialButton(
        
        minWidth: 230,
        height: 60,
        color: Colors.red,
        child: Text("返回"),
        onPressed: (){


        }
       
       ),

    ),
    );
  }
}